S-93475A220 3.7 mm ID x 8 mm OD DIN 125; ISO 7089 General Purpose Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance from 18-8 stainless steel construction, ideal for harsh environments and long-term reliability.
• Precise dimensional fit with 3.7mm ID and 8mm OD, ensuring perfect alignment and load distribution for M3.5 screws.
• Guaranteed manufacturing consistency through compliance with DIN 125 and ISO 7089 international standards.
• Enhanced safety and environmental responsibility with full RoHS 3 and REACH compliance, free from hazardous substances.
• Optimal surface protection for assemblies, preventing galvanic corrosion and component damage.
• Reliable performance in thin-section applications with a minimal 0.4-0.6 mm thickness for space-constrained designs.
• Broad industrial compatibility as a standard metric flat washer, simplifying procurement and inventory.

Professional Applications & Engineering Value

This M3.5 flat washer is engineered to solve critical fastening challenges in precision assemblies. Manufactured from 18-8 stainless steel, it provides excellent resistance to rust and oxidation, making it indispensable in electronics, automotive, and marine applications where moisture and chemicals are present. The adherence to DIN 125 and ISO 7089 standards ensures dimensional accuracy and consistent performance, preventing loosening under vibration and distributing clamp load effectively to protect sensitive surfaces. Its thin profile (0.4-0.6 mm) is particularly valuable in compact devices, offering reliable spacing and sealing without adding bulk. By integrating this RoHS and REACH compliant component, engineers achieve durable, maintenance-free connections that meet stringent industry and environmental regulations.

Specification Summary & Compliance

This flat washer conforms to DIN 125 and ISO 7089 specifications, ensuring precise dimensions (3.7mm ID, 8mm OD, 0.4-0.6mm thickness) for M3.5 screw sizes. It is manufactured from 18-8 stainless steel and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for use in environmentally conscious and regulated industries.